000 00284nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aPandey, Veena Pani
245 0 _aMajor Issues In Science Teaching
260 _aNew Delhi
_bSumit Enterprises
_c2008
300 _a167p.
942 _cBK
999 _c12240
_d12240